Headline

Software Engineer

About

I help train intelligent AI systems and build scalable digital solutions that combine accuracy, logic, and seamless user experience. ► 1+ year of experience in AI training, RLHF, data annotation, and full-stack software development across fast-paced, project-based environments. ► Skilled in building responsive web applications, backend-integrated systems, and AI-focused solutions using modern development technologies. ► Contributed to AI model improvement projects by evaluating, rewriting, and optimizing thousands of model-generated responses while maintaining high standards of quality and factual accuracy. CAREER HIGHLIGHTS ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ ★ Worked on AI training platforms including Alignerr and Outlier AI for large-scale LLM improvement projects ► Improved AI response quality through RLHF tasks involving ranking, rewriting, fact-checking, and logical evaluation ► Built a real-time Indian Sign Language Recognition System using CNN, Mediapipe, and Python ► Developed multiple full-stack and desktop-based software solutions including Inventory Management, Payroll Management, and Hospital Management systems ► Created interactive dashboards and business insights during Deloitte Australia Forage Simulation AREAS OF EXPERTISE ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ ► Full Stack Software Engineering ► Frontend & Backend Development ► AI Training & RLHF ► Data Annotation & Content Evaluation ► Prompt Engineering ► Responsive Web Design ► Technical Writing & Fact-Checking ► Data Visualization & Dashboarding ► Machine Learning Basics TECHNICAL SKILLS ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ ► Languages: Python, JavaScript, C, C++, Java, SQL, HTML5, CSS3, R ► Frameworks & Technologies: React JS, Tkinter, SQLite, Machine Learning, Data Structures & Algorithms ► Tools: Git, GitHub, Tableau, Excel, Linux ► AI & Annotation: RLHF, Prompt Engineering, LLM Output Review, Content Quality Evaluation CERTIFICATIONS ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ ► Python for Data Science, AI & Development — Coursera ► Object Oriented Programming Specialization (C++) — Coursera ► Software Development Certificate — Simplilearn ► CPP & Data Structures Bootcamp — CipherSchools

Location

Bengaluru

AI stack

antigravity

claude code

codex

hugging face

mcp

openai

Work experience

Research Engineer Intern at FrontiersMind, Sep 2026 - Sep 2026 · 1 mo, Bengaluru

AI Trainer at Alignerr, Sep 2025 - Mar 2026 · 7 mos, Bengaluru, Contributed to AI alignment projects by annotating and evaluating model-generated content across text, reasoning, and instruction-following tasks. • Produced structured, high-quality written content designed to improve AI reasoning, nuance, and response clarity in accordance with strict editorial guidelines. • Maintained consistency and accuracy across large volumes of annotation tasks, adapting quickly to evolving project requirements and style standards. • Demonstrated strong written English skills by producing clear, grammatically precise, and context-appropriate training examples. • Flagged edge cases, ambiguous prompts, and quality issues, helping improve annotation guidelines and overall dataset integrity.

Data Annotator at Outlier, Dec 2024 - Jun 2025 · 7 mos, Jalandhar, Performed Reinforcement Learning from Human Feedback (RLHF) tasks including ranking, rating, and rewriting AI-generated responses to improve model accuracy and output quality. • Crafted original, clear, and fact-checked responses following detailed project style guides, contributing directly to LLM training datasets. • Evaluated AI model outputs for logical coherence, factual accuracy, tone, and adherence to safety guidelines. • Collaborated with QA specialists to refine content, meeting quality benchmarks consistently across multiple project cycles. • Worked across diverse task types including creative writing, technical explanations, coding assistance evaluation, and instructional content.

Education

Master of Computer Applications - MCA, Computer and Information Sciences and Support Services, Lovely Professional University

BCA, Computer and Information Sciences and Support Services, Aryabhatta Knowledge University, Patna

Public links

github: https://github.com/Dheerajkumar129

leetcode: https://leetcode.com/dheerajkumar45